<template>
  <view class="my-settle">
    <!-- 全选 -->
    <label class="radio" @click="changeAllstatus">
      <radio style="padding: 0 0 0 7px;"  color="#ff5c00" :checked="isFullCheck"  /><text class="radioText">全选</text>
    </label>
    <!-- 合计 -->
    <view class="amount-box">
      合计:<text class="amount">￥<text class="amount amount-settle">{{checkGoodsAmount}}</text> </text>
    </view>
    <!-- 结算按钮 -->
    <view class="btn-settle" @click="settle">
      结算<text v-if="checkedCount!=0" style="margin-left: 2px;">({{checkedCount}})</text>
    </view>
  </view>
</template>

<script>
  import {mapState,mapGetters,mapMutations} from 'vuex'
  export default {
    name:"my-settle",
    data() {
      return {
        // 倒计时秒数
        seconds:3,
        timer:null
      };
    },
    computed:{
      ...mapGetters('m_cart',['checkedCount','total','checkGoodsAmount']),
      ...mapGetters('m_user',['addstr']),
      ...mapState('m_user',['token']),
      ...mapState('m_cart',['cart']),
      isFullCheck(){
        return this.total === this.checkedCount
      }
    },
    methods:{
      ...mapMutations('m_cart',['updateAllGoodsStatus']),
      ...mapMutations('m_user',['updateRedirectInfo']),
      changeAllstatus(){
        this.updateAllGoodsStatus(!this.isFullCheck)
      },
      // 结算按钮
      settle(){
        if(!this.checkedCount) return uni.$showMsg('请选择要结算的商品！')
        if(!this.addstr) return uni.$showMsg('请选择收货地址！')
        // if(!this.token) return uni.$showMsg('请先登录！')
        if(!this.token){
          this.delayNavigate()
        }
        
        // 微信支付方法
        this.payOrder()
      },
      async payOrder(){
        //1. 创建订单
        // 1.1 组织订单信息对象
        const orderInfo = {
          // order_price:this.checkGoodsAmount,
          order_price:0.01,
          consignee_addr:this.addstr,
          goods:this.cart.filter(x=>x.goods_status).map(x=>({
            goods_id:x.goods_id,
            goods_number:x.goods_count,
            goods_price:x.goods_price
          }))
        }
        // 1.2 发请求
        const {data:res} =  await uni.$http.post('/api/public/v1/my/orders/create',orderInfo)
        if(res.meta.status !==200) return uni.$showMsg('创建订单失败')
        // 1.3 得到服务器响应的订单编号
        const orderNumber = res.message.order_number
        
        // 2.订单预支付
        // 2.1 发请求获取订单信息
       const {data:res2} =  await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder',{order_number:orderNumber})
        // 2.2 预支付订单生成失败
        if(res2.meta.status !== 200) return uni.$showMsg('预付订单生成失败！')
        // 2.3 得到订单支付参数
        const payInfo = res2.message.pay
        
        // 3. 发起微信支付
        // 3.1 调用uni.requestPayment()发起微信支付
        // const [err,succ] = await uni.requestPayment(payInfo)
        uni.requestPayment({
          payInfo,
            success: function (res) {
                console.log('success:' + JSON.stringify(res));
            },
            fail: function (err) {
                console.log('fail:' + JSON.stringify(err));
            }
        });
        // console.log(err);
        // 3.2未完成支付
        // if(err) return uni.$showMsg('订单未支付！')
        // 3.3 完成支付，进一步查询订单结果
        const {data:res3} = await uni.$http.post('/api/public/v1/my/orders/chkOrder',{order_number:orderNumber})
        // 3.4检测到订单未支付
        if(res3.meta.status !== 200) return uni.$showMsg('订单未支付！')
        // 3.5检测到订单支付完成
        uni.showToast({
          title:'订单支付完成',
          icon:'success'
        })
      },
      // 延迟导航到my页面
      delayNavigate(){
        // 重置秒数
        this.seconds = 3
        this.showtips(this.seconds)
        this.timer =  setInterval(()=>{
          this.seconds --
          if(this.seconds <=0){
            clearInterval(this.timer)
            
            uni.switchTab({
              url:'/pages/my/my',
              success:()=>{
                this.updateRedirectInfo({
                  openType:'switchTab',
                  from:'/pages/cart/cart'
                })
              }
            })
            
            return
          }
          this.showtips(this.seconds)
        },1000)
      },
      // 展示倒计时消息
      showtips(n){
        uni.showToast({
          icon:'none',
          title:'请登录后再结算！'+ n +'秒之后自动跳转到登录页',
          mask:true,
          duration:1500
        })
      }
    }
  }
</script>

<style lang="scss">
  .my-settle{
    position: fixed;
    bottom: 0;
    left: 0;
    height: 50px;
    width: 100%;
    background-color: #ffffff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    padding-left: 5px;
    .radio{
      display: flex;
      align-items: center;
    }
    .radioText{
      color: gray;
    }
    .amount-box{
      position: relative;
      right: -27px;
      .amount{
        font-weight: bold;
        color: #ff5c00;
      }
      .amount-settle{
        font-size: 18px;
      }
    }
    .btn-settle{
      background-color: #ff5c00;
      height: 45px;
      color: #ffffff;
      line-height: 45px;
      padding: 0 7px;
      min-width: 105px;
      text-align: center;
      margin: 0 10px;
      border-radius: 24px;
      font-size: 16px;
    }
  }
</style>